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| Patents for Grob, Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,616,160 | Nov. 04, 1952 | H.R. Noll | Work feed | metal cutting bandsaws | |
| 2,715,846 | Aug. 23, 1955 | E. Grob, B. Grob | Method of groove forming | gear making machines | |